“Some new (software) titles have already been announced ahead of the conference, most notably Capcom’s release of its Monster Hunter game for the 3DS, so people are not expecting many surprises from today’s event,” he says.

He also notes the whole gaming sector is seeing a correction today following shares’ recent rally.

Capcom, which is now off 5.6% is still trading more than 20% above its pre-quake level. Makers of social network games are also not immune to Tuesday’s selloff, with Gree falling 4.4%. Nintendo’s conference later today will be followed by the Tokyo Game Show later this week, where many game makers will participate.

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A rout in raw materials has helped drive down holdings in a Carlye Group firm’s flagship fund from about $2 billion to less than $50 million. The collapsing commodities market is spreading pain well beyond specialists to some of the heaviest hitters on Wall Street.